Home / 147,891.24-204,089.46-80,823.24

Finding the Fourth Proportional to 147,891.24, 204,089.46 and 80,823.24

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Solution

The fourth proportional to 147,891.24, 204,089.46 and 80,823.24 is: 111,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,891.24 : 204,089.46 = 80,823.24 : x
  2. Step 2: Convert to fraction form
    147,891.24/204,089.46 = 80,823.24/x
  3. Step 3: Cross multiply
    147,891.24x = 204,089.46 × 80,823.24
  4. Step 4: Simplify right side
    147,891.24x = 16,495,171,407.05
  5. Step 5: Solve for x
    x = 16,495,171,407.05/147,891.24
  6. Step 6: Final answer
    x = 111,535.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.